K31.81
K31.81 — Angiodysplasia of stomach and duodenum
Non-billable headerICD-10-CM
K31.81 is a non-billable header ICD-10-CM code for angiodysplasia of stomach and duodenum. It cannot be billed on its own: choose one of the more specific child codes below.
Other codes that can never be billed with K31.81
These codes carry an Excludes1 note pointing at K31.81. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading K31.81 alone.
- K92.2Gastrointestinal hemorrhage, unspecified
Risk adjustment
K31.81 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead K31.81
2 child codes. Green means billable.
Related codes at this level
Codes that share K31.8. If K31.81 is not quite right, the correct code is usually one of these.
Questions about K31.81
- Is K31.81 a billable ICD-10-CM code?
- No. K31.81 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does K31.81 sit in the tabular list?
- Diseases of the digestive system (K00-K95), in the block Diseases of esophagus, stomach and duodenum (K20-K31).